Houston/Galveston, TX

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Last Map Update: Thu, Mar 12, 2026 at 8:00:11 am CDT

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Dangerous Marine Conditions

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Marine Winds and Seas Forecast

Strong winds and building seas are expected behind the cold front later this evening. North to northwest winds around 20 to 30 knots over the Bays, and 30 to 35 knots over the Gulf waters, with gusts up to around 40 knots are expected from late this evening through early tomorrow morning. Conditions will be hazardous to small craft, with seas of 6 to 10 feet over the Gulf waters.

Expect cooler and drier conditions Thursday and Friday in the wake of a cold front. Warmer conditions will occur this weekend. Another cold front will cross the area Sunday night. Much cooler weather will occur Monday and Tuesday.

Dry conditions through Saturday. Scattered showers are possible ahead of a cold front late Sunday into early Monday.

Strong winds this morning with gusts to around 40 knots (locally over 45 knots). Winds gradually decrease later today. Bay waters will be rough. Gulf seas should build to 6-10 feet, possibly higher farther offshore.

Current Weather Observations...

Location	Time (CDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Crockett	07:35	Clear	10	41	32	70	N 5	37 [WC]	30.39
Caldwell	07:15	Clear	10	44	28	52	N 10G17	38 [WC]	30.41
College Station	06:53	Clear	10	46	30	53	N 17G28	38 [WC]	30.38
Huntsville	06:53	Clear	10	45	35	68	N 9	40 [WC]	30.37
Brenham	07:35	Clear	10	45	30	55	N 9G16	40 [WC]
Navasota	07:35	Haze	1/4	45	33	63	N 14	38 [WC]	30.37
Conroe	06:53	Clear	10	47	36	65	N 8G22	42 [WC]	30.34
Hooks Airport	06:53	Clear	10	48	36	62	N 13G25	42 [WC]	30.33
Intercontinental Airport	06:53	Clear	10	49	38	65	N 14G23	43 [WC]	30.32
Houston Hobby Airport	06:53	Clear	10	51	39	63	N 17G31	-	30.30
Sugar Land	06:53	Clear	10	49	38	65	N 17	42 [WC]	30.30
Wharton	07:35	Clear	10	48	37	66	N 16	42 [WC]	30.34
Pearland	07:05	Partly Cloudy	10	51	39	63	N 18G29	-	30.31
Ellington Field	06:54	Mostly Clear	10	51	41	66	NNW 18G25	-	30.28
La Porte	07:35	Clear	10	50	40	68	N 17G25	43 [WC]	30.32
Angleton/Lake Jackson	06:53	Clear	10	51	40	65	N 21G30	-	30.28
Galveston	06:52	Overcast	10	55	46	71	N 26G40	-	30.26
Bay City	07:35	Clear	8	49	41	74	N 13	44 [WC]	30.27
Rig 20 Miles SE of Galveston	07:40	Overcast	8				N 36G43	-	30.26
Rig 20 Miles SE of Matagorda	07:40		10	57	48	71	NNE 32G39	-	30.29